A look inside the Troy facility where Interceptor sedans and sport-utility vehicles get red-and-blue lights, hidden door locks, ballistic upgrades and other features that make them ready for police forces.
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Forbes' 2015 list of the wealthiest Chicagoans includes rookies (Michael Jordan) and longtime veterans (Ken Griffin and Sam Zell). Take a look at how the city's richest residents are ranked by net worth.
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